東京都:岡田/伊豆大島の 潮汐 2026年03月18日(水) 潮時(分),潮位(p) 0,30.8 20,38.6 40,47.2 60,56.3 80,65.9 100,75.6 120,85.1 140,94.3 160,103 180,110.8 200,117.7 220,123.3 240,127.6 260,130.5 280,131.9 300,131.8 320,130.2 340,127.2 360,123 380,117.6 400,111.4 420,104.4 440,96.9 460,89.1 480,81.3 500,73.7 520,66.6 540,60.1 560,54.6 580,50.3 600,47.2 620,45.5 640,45.4 660,46.7 680,49.5 700,53.7 720,59.1 740,65.6 760,72.9 780,80.7 800,88.9 820,97.2 840,105.4 860,113.1 880,120.2 900,126.4 920,131.5 940,135.3 960,137.7 980,138.6 1000,137.9 1020,135.6 1040,131.8 1060,126.6 1080,120 1100,112.3 1120,103.7 1140,94.4 1160,84.6 1180,74.6 1200,64.6 1220,54.9 1240,45.7 1260,37.3 1280,29.9 1300,23.7 1320,18.8 1340,15.6 1360,14 1380,14.1 1400,15.9 1420,19.3 1440,24.3